Home / 3,647,716.38-5,471,857.02-1,218,878.04

Finding the Fourth Proportional to 3,647,716.38, 5,471,857.02 and 1,218,878.04

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Solution

The fourth proportional to 3,647,716.38, 5,471,857.02 and 1,218,878.04 is: 1,828,411.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,716.38 : 5,471,857.02 = 1,218,878.04 : x
  2. Step 2: Convert to fraction form
    3,647,716.38/5,471,857.02 = 1,218,878.04/x
  3. Step 3: Cross multiply
    3,647,716.38x = 5,471,857.02 × 1,218,878.04
  4. Step 4: Simplify right side
    3,647,716.38x = 6,669,526,359,697.84
  5. Step 5: Solve for x
    x = 6,669,526,359,697.84/3,647,716.38
  6. Step 6: Final answer
    x = 1,828,411.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.